Home / 155,214.86-214,026.99-104,826.38

Finding the Fourth Proportional to 155,214.86, 214,026.99 and 104,826.38

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Solution

The fourth proportional to 155,214.86, 214,026.99 and 104,826.38 is: 144,545.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,214.86 : 214,026.99 = 104,826.38 : x
  2. Step 2: Convert to fraction form
    155,214.86/214,026.99 = 104,826.38/x
  3. Step 3: Cross multiply
    155,214.86x = 214,026.99 × 104,826.38
  4. Step 4: Simplify right side
    155,214.86x = 22,435,674,584.00
  5. Step 5: Solve for x
    x = 22,435,674,584.00/155,214.86
  6. Step 6: Final answer
    x = 144,545.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.